1、 13909-12010 1 ISO 13909-1:2001Hard coal and coke Mechanical sampling Part 1: General introduction(IDT) 27 2002 . 184- , 1.02004 . 1 - , , ( ) 4 2 179 3 23 2010 . 1047-4 13909-1:2001 . . 1. (ISO 13909-1:2001 Hard coal andcoke Mechanical sampling Part 1: General introduction). , 5 6 - , - . - () . ,
2、, , 2012 , - - II 13909-120101 12 13 14 45 .46 57 .58 59 .6 () C .7 .8III 13909-12010 13909-1, c . , / 27 , 4 , :- 1. .- 2. . .- 3. . .- 4. . .- 5. . .- 6. . .- 7. , .- 8. . 13909 9411-1:1994 . . 1. 9411-2:1994 - . . 2. , . , 1988:1975 . 2309:1980 . .IV 13909-12010 1 Hard coal and coke. Mechanical s
3、ampling. Part 1. General introduction 201207011 , , , (, ) . . . , - 5069-1 5069-2, , 14180, , 1988 2309.2 -: 565:1990 . , - , . - (ISO 565:1990, Test sieves Metal wire cloth, perforated metal plate and electroformed sheet Nominal sizes of openings) 3310-1:2000 . . 1. - (ISO 3310-1:2000, Test sieves
4、 Technical requirements andtesting Part 1: Test sieves of metal cloth) 5725-1:1994 ( ) . 1. (ISO 5725-1:1994, Accuray (trueness and precision)of measurement methods and results Part 1: General principles and definitions)3 :3.1 (air-drying): , - . . .1 13909-12010 3.2 (bias): , , - , .3.3 (coefficien
5、t of variation): , .3.4 (common sample): , .3.5 (continuous sampling): -, , , ( ).3.6 () (cut): (. 3.15), .3.7 (cutter): .3.8 (divided increment): , . , .3.9 (duplicate sampling): .3.10 (error): 5725-1, 3.5. , .3.11 (fixed mass division): , - .3.12 (fixed ratio division): , , , . , .3.13 (fuel): .3.
6、14 (general-analysis test sample): , - 212 3310-1, .3.15 (increment): , - .3.16 (intermittent sampling): - .3.17 (lot): , . .3.18 (manual sampling): .3.19 (mass-basis sampling): , , , .3.20 (maximum tolerable bias, MTB): , .3.21 (mechanical sampling): - .3.22 (mechanical sampling system): , .3.23 (m
7、oisture sample): , . .2 13909-120103.24 (nominal top size): , R 20 ( ISO 565, ), 5%.3.25 (off-line sample preparation): , , .3.26 (on-line sample processing): , .3.27 (outlier): , , , .3.28 (physical sample): , , - 3.29 (precision): -, . , , - .3.30 (primary increment): , , , .3.31 (random error): ,
8、 - . , - . - . , , - , .3.32 (relevant bias): -, , .3.33 (replicate sampling): , .3.34 (sample): , , .3.35 (sample division): , .3.36 (sample preparation): , - . , , .3.37 (sample reduction): , - .3.38 (size analysis sample): , .3.39 (standard deviation): (. 3.45).3.40 (stratified random sampling): .3.41 (sub-lot): , .3.42 (systematic sampling): - .3.43 (test sample): , - .3 13909-120103.44 (time-basis sampling): , , .3.45 (variance): , , .4 , 2, 3 4 , 5 6 .
